Revenue - Performance Obligations (Details) $ in Millions	12 Months Ended
	Sep. 30, 2023 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Standard assurance warranty period	1 year
Revenue, remaining performance obligation, amount	$ 1,300.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-10-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation, amount	$ 648.0
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months